The Story
The S20IS siren is an intelligent, user-friendly programmable siren system. The siren system utilises cutting-edge technology to allow the siren the produce any worldwide emergency vehicle warning siren tone within a single device.
Main Features:
- 20w neodymium speaker
- Inbuilt 20w digital siren
- 115dB output (single unit)
- International & European tones inbuilt
- 9 country tone settings
- 23 optional tone sequences
- 11 UK/INT optional tone sequences
- 17 individual tones
- 3 positive or negative triggers
- Night mode (reduced dB output)
- Momentary or latching triggers
- Synchronisation
- Audible sense / monitor output
- Voltage sense 9.5v de-power
- Double-tap depower feature
- Low current draw (2.4 amps)
- Low current ’standby‘ feature (10mA)
- Durable nylon assembly
- IP69K Dust & Water resistant
- 11-16v & 20-30v operation
- 2 Year Warranty
- EMC/R10 compliant
- Assembled in the United Kingdom

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
The S20IS siren is an intelligent, user-friendly programmable siren system. The siren system utilises cutting-edge technology to allow the siren the produce any worldwide emergency vehicle warning siren tone within a single device.
Main Features:
- 20w neodymium speaker
- Inbuilt 20w digital siren
- 115dB output (single unit)
- International & European tones inbuilt
- 9 country tone settings
- 23 optional tone sequences
- 11 UK/INT optional tone sequences
- 17 individual tones
- 3 positive or negative triggers
- Night mode (reduced dB output)
- Momentary or latching triggers
- Synchronisation
- Audible sense / monitor output
- Voltage sense 9.5v de-power
- Double-tap depower feature
- Low current draw (2.4 amps)
- Low current ’standby‘ feature (10mA)
- Durable nylon assembly
- IP69K Dust & Water resistant
- 11-16v & 20-30v operation
- 2 Year Warranty
- EMC/R10 compliant
- Assembled in the United Kingdom





